for a full 24 hours. prevent the acid that causes frequent heartburn all day, all night. now we are free. happy. with prevacid®24hr, happiness is a day without heartburn. with prevacid®24hr, i have copd. if you have it, you know how hard it can be to breathe and what that feels like. copd includes chronic bronchitis and emphysema. spiriva helps control my copd symptoms... by keeping my airways open a full 24 hours. plus, it reduces copd flare-ups. spiriva is the only once-daily inhaled copd maintenance treatment that does both. and it's steroid-free. spiriva does not replace fast-acting inhalers for sudden symptoms. tell your doctor if you have kidney problems, glaucoma, trouble urinating, or an enlarged prostate. these may worsen with spiriva. discuss all medicines you take, even eye drops. stop taking spiriva and call your doctor right away if your breathing suddenly worsens, your throat or tongue swells, you get hives, vision changes or eye pain, or problems passing urine. other side effects include dry mouth and constipation.